UUM-150465

Fixed in 7000.0.0a16

Mentioned in 4 release notes.

First fixed in 7000.0.0a16 (Nov 5, 2026); relisted in 3 later releases.

Open on Unity Issue Tracker
VersionSectionRiskImpactNote
7000.0.0a16Fixes
Scripting
FixFixed Object.Instantiate with InstantiateParameters accepting a persistent parent; it now logs an error and creates the object without a parent, like the other Instantiate overloads.
7000.0.0a16Fixes
Serialization
FixFixed a crash when a scene GameObject was parented under a prefab loaded in a Player or from an AssetBundle, and Resources.UnloadUnusedAssets unloaded that prefab.
7000.0.0a16Fixes
Scripting
FixFixed Object.Instantiate with InstantiateParameters accepting a persistent parent; it now logs an error and creates the object without a parent, like the other Instantiate overloads.
7000.0.0a16Fixes
Serialization
FixFixed a crash when a scene GameObject was parented under a prefab loaded in a Player or from an AssetBundle, and Resources.UnloadUnusedAssets unloaded that prefab.

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